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[A]System.Web.WebPages.Razor.Configuration.HostSection cannot be cast to… web.config issue
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I am using VS2013, MVC 5.2.2.0, Web Api 2. I have just changed the all versions from 2.0.0.0 to 3.0.0.0 of the following section of Web.config resides inside the View folder of my project.
<configSections>
<sectionGroup name="sys...
Drawing a dot on HTML5 canvas [duplicate]
...d it. Just draw a rectangle with a width and height of one:
ctx.fillRect(10,10,1,1); // fill in the pixel at (10,10)
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How do I efficiently iterate over each entry in a Java Map?
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edited Mar 14 '19 at 22:20
Jared Burrows
48.5k2121 gold badges136136 silver badges173173 bronze badges
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UITableView - scroll to the top
...e top. But I cannot guarantee that the first object is going to be section 0, row 0. May be that my table view will start from section number 5.
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Get last n lines of a file, similar to tail
... till it's found the right number of '\n' characters.
def tail( f, lines=20 ):
total_lines_wanted = lines
BLOCK_SIZE = 1024
f.seek(0, 2)
block_end_byte = f.tell()
lines_to_go = total_lines_wanted
block_number = -1
blocks = [] # blocks of size BLOCK_SIZE, in reverse orde...
Why does (0 < 5 < 3) return true?
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Order of operations causes (0 &lt; 5 &lt; 3) to be interpreted in javascript as ((0 &lt; 5) &lt; 3) which produces (true &lt; 3) and true is counted as 1, causing it to return true.
This is also why (0 &lt; 5 &lt; 1) returns false, (0 &lt; 5) returns t...
Fast way to get image dimensions (not filesize)
...re the better. I emphasize fast because my images are quite big (up to 250 MB) and it takes soooo long to get the size with ImageMagick's identify because it obviously reads the images as a whole first.
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Convert a list of data frames into one data frame
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answered Feb 27 '18 at 20:05
joekliegjoeklieg
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Command-line Unix ASCII-based charting / plotting tool
... + *+ * + * * + sin(x) ****** +
0.8 ++ * * * * * * ++
| * * * * * * |
0.6 ++ * * * * * *...
Principal component analysis in Python
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edited Sep 3 '10 at 11:40
nikow
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answe...